249932072

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{401}}^1\times {\mathrm{461}}^1$

素因数の和:894

約数の個数: 48

約数和(自身を含む): 509812380

約数和(自身を除く): 259880308

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 401, 461, 676, 802, 922, 1352, 1604, 1844, 3208, 3688, 5213, 5993, 10426, 11986, 20852, 23972, 41704, 47944, 67769, 77909, 135538, 155818, 184861, 271076, 311636, 369722, 542152, 623272, 739444, 1478888, 2403193, 4806386, 9612772, 19225544, 31241509, 62483018, 124966036, 249932072]

約数ペア:

[(1, 249932072), (2, 124966036), (4, 62483018), (8, 31241509), (13, 19225544), (26, 9612772), (52, 4806386), (104, 2403193), (169, 1478888), (338, 739444), (401, 623272), (461, 542152), (676, 369722), (802, 311636), (922, 271076), (1352, 184861), (1604, 155818), (1844, 135538), (3208, 77909), (3688, 67769), (5213, 47944), (5993, 41704), (10426, 23972), (11986, 20852)]